Reusable Heavy Duty Cold Pack Neck 6 X 23 Retail Pulse Monitor 6 Standard 140 degree * Hip Kits 6 Standard 140 degree * Measures the range of motion of metacarpal phalangeal and interphalangeal joints * Head has two opposing scales marked in 6 degree increments * Features a linear scale in both inches and centimeters on arm * These blocks are designed to develop upper body strength and may be used on mats or in bed * Hardwood construction with contoured angled hand grips and spacers for height adjustment from 7 to 9 * 5 wide x 9 long * Neck 6 x 23 * Provides up to 30 minutes of cold therapy * Gel inside vinyl outside * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm *